08-10-2019
Thanks for the inputs, In python is there a way to make it effective code or any other alternative approach
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LEARN ABOUT NETBSD
mixerctl.conf
MIXERCTL.CONF(5) BSD File Formats Manual MIXERCTL.CONF(5)
NAME
mixerctl.conf -- audio mixer configuration file
SYNOPSIS
mixerctl.conf
DESCRIPTION
The /etc/mixerctl.conf file consists of mixerctl(1) variables to set at boot time. Each line of mixerctl.conf has the following format:
variable=value
To generate a mixerctl.conf from the current mixer settings, execute:
mixerctl -a > /etc/mixerctl.conf
Set mixerctl to YES in rc.conf(5) to have the variables set at boot time. Additionally, you can have the settings saved and restored for the
devices of your choice by listing them in mixerctl_mixers in rc.conf(5).
FILES
/etc/mixerctl.conf
EXAMPLES
Example mixer settings for an esa(4) audio adapter:
outputs.master=255,255
outputs.master.mute=off
outputs.mono=255
outputs.mono.mute=on
outputs.mono.source=mixerout
outputs.headphones=255,255
outputs.headphones.mute=off
outputs.tone=255,255
inputs.speaker=255
inputs.speaker.mute=off
inputs.phone=191
inputs.phone.mute=on
inputs.mic=191
inputs.mic.mute=on
inputs.mic.preamp=off
inputs.mic.source=mic0
inputs.line=191,191
inputs.line.mute=on
inputs.cd=191,191
inputs.cd.mute=on
inputs.video=255,255
inputs.video.mute=off
inputs.aux=255,255
inputs.aux.mute=off
inputs.dac=191,191
inputs.dac.mute=off
record.source=mic
record.volume=255,255
record.volume.mute=off
record.mic=0
record.mic.mute=off
outputs.loudness=off
outputs.spatial=off
outputs.spatial.center=0
outputs.spatial.depth=0
SEE ALSO
mixerctl(1), rc.conf(5)
HISTORY
The mixerctl.conf configuration file first appeared in NetBSD 2.0.
BSD
April 5, 2003 BSD